The numbers here are historical averages based on climate data gathered at Camp Mabry, located at few miles from downtown Austin.

Temperature

82 °F

October average high

28 °C

61 °F

October average low

16 °C

In most years, Austin averages a daily maximum temperature for October that's between 79 and 84 degrees Fahrenheit (26 to 29 degrees Celsius). The minimum temperature usually falls between 59 and 63 °F (15 to 17 °C).

The days at Austin cool quickly during October. By the end of the month, the temperature has dropped around 9 °F (5 °C) below what it was at the start.

20 days

80 °F max. or more (27 °C)

15 days

60 °F min. or less (16 °C)

Nearly every October day warms to over 70 °F (21 °C) in Austin. The city averages 4 days this month when the thermometer reaches into the 90s °F (over 32 °C). Temperatures above 100 °F (38 °C) are not expected here during October.

The thermometer dips to 50 °F (10 °C) or below on an average of 3 nights. But most years October does not get as cold as 40 °F (4 °C).

Rain

3.9 in

total precipitation

99 mm

8 days

of rain

Half the time, Austin receives 1.4 to 6 inches (36 to 153 mm) of rainfall in October. One in four years has drier weather, while another one in four is wetter.

Sun

64 %

sunshine

12 days

clear skies

The sun's rays reach the ground in Austin during 64 percent of daylight hours on average in October, for a total of 227 hours in the month. Typically on 12 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in October at Austin lasts for 11 hours and 24 minutes a day on average. The longest day of the month is the 1st with 11 hours and 51 minutes of daylight. By the end of the month, the days have shortened to 10:59 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humidity

67 %

October average humidity

The relative humidity in Austin during October usually peaks at 84 percent in the morning then drops to 47 percent by mid afternoon.

Local Time

12 am

3 am

6 am

9 am

12 pm

3 pm

6 pm

9 pm

Humidity %

75

81

84

73

55

47

54

67

Wind

7.4 mph

October wind speed average

11.9 kph

October is less windy than most other months in Austin.

Storms

2 days

rainfall of 0.5 inches (13 mm) or more

3 days

with thunderstorms in October

4 %

chance a named storm approaches

There's a 2 percent probability that a hurricane will approach within 100 miles (165 km) of Austin during October. The chance of a major category 3 to 5 hurricane reaching the area is 1 percent.

Reference

These weather data are long-term historical averages provided by the National Climatic Data Center of the United States. The temperature and precipitation numbers are 1981-2010 normals while the humidity and thunderstorm statistics are 1961-1990 normals. The named storm probabilities come from the Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division.